Other Printing Apparatus TRIZ Cases

A media control conforming surface and an interleave member guide curled printing media to prevent crashes during duplex transport.

Extending the piezoelectric actuator active portion outside the pressure chamber increases ink droplet weight without widening the chamber.

A stacker-side controller directly manages the transport destination switching unit to redirect recording media.

A carriage projecting section blocks ambient light from reaching the optical sensor to prevent false ink level detection.

A liquid supplying apparatus restricts container movement to prevent accidental removal during operation.

Vertical guide grooves constrain the tension bar motion, resolving roll diameter interference while maintaining uniform printing tension.

Movable cutter support adjusts printing medium residue amount alongside integrated detection sensor.

Segmented heaters and a concavo-convex contact guiding roller dry recording media while preventing peeling-off and contamination.

A controller derives correction amounts from detected orthogonal edge positions to adjust the recording head position.

A pivoting cover body conceals the medium gateway opening via a resilient component linked to the tray assembly.

A swing member supports a feed roller and includes a regulating portion that moves between separated and close states to control the number of recording media.

Reducing angular divergence via a cylindrical optic allows a smaller curved reflector to maintain high irradiance at increased working distances.

Segmented suction holes controlled by a rotating member switch active areas without complex static units.

Parameter management unit coordinates data processing and printing settings to ensure consistent media configuration across the system.

Vertical transport rollers and turn bars create an extended heating path for ink drying without enlarging the horizontal device size.

Repositioning feeding rollers to overlap nip rollers in width reduces apparatus height while maintaining two-sided printing capability.

An anti-floating member supports conveying belt end portions to prevent nozzle clogging.

A liquid discharge apparatus adjusts radiation intensity across recording regions to cure photocurable ink on uneven surfaces.

Dynamic encoder feedback adjusts the media feed roller position mode, reducing registration errors while maintaining high printing speed.

Mechanical pressing replaces magnetic fixing to eliminate slippage during base material replacement, ensuring consistent joining reliability.

An interlocking mechanism pivots a cover section over the sheet feeding port when the placement section stores, blocking foreign object ingress.

Segmented locking claws engage concave sections to align media, suppressing skew from cutting tolerance.

A virtual printer system dynamically selects print setting screens based on device type to support standard and extended capabilities.

A printing frame stopper abuts a lower guide to prevent non-elastic deformation of the cantilever structure under external shock.

Control unit varies pressing force on roll sheet to prevent loosening and reduce user burden during automated winding.

A perforation member applies shear force to create holes in a medium placed on a placement table.

A recording apparatus adjusts spacing between a conveyance belt and media attracting platen to manage electrostatic charge accumulation.

A printhead compensation method selects between multiple ink application mechanisms based on local optical density measurements.

A height adjuster sets an inclined wall level with thick media, reducing turbulent airflow and ink mist formation.

An intermediary positioning member with protrusions and grooves aligns the sheet cutter relative to the conveyance path, preventing sheets from feeding askew.

A guide member with a curved surface stabilizes the flexible ink tube during reciprocating movement.

A liquid ejecting device detects alternating current electric field changes to stop high-frequency voltage generation.

A machine learning model estimates printed image quality from liquid discharge head parameters.

A pivoting return guide directs recorded sheets to a curved path, preventing feed roller contact and image smearing during double-sided printing.

A liquid ejection apparatus applies ultraviolet light to cure photo-curable ink on a supporting member.

Backscatter radiation sensors detect ink drop characteristics to identify clogged nozzles during continuous single-pass printing operations.

A control unit manages medium transport by continuing movement during edge nipping phases to maintain operational continuity.

Continuous substrate feeding during idle periods prevents downtime, while a spittoon intercepts ink to stop nozzle drying and avoid contaminating the print.

A protecting portion shields the exposed liquid container from external forces, maintaining stable ink supply and preventing leakage.

A liquid discharge apparatus switches print modes via bit data inversion to optimize dot gradation levels.

Selection units merge parallel output terminals from multiple element substrates, preventing voltage collisions and reducing terminal count.

Porous body absorption of ink liquids prevents pore formation and maintains glossiness.

Segmenting the ventilation member reduces pressure loss during air suction, lowering power consumption while maintaining reliable sheet adsorption.

A printer captures a test pattern image to dynamically adjust ink discharge amounts for optimal density.

A covering member with a passage route allows a gear protruding member to pass through while shielding an optical sensor.

A multi-function printer uses a rotatable cover to expose internal components while maintaining a compact vertical stack.

An angled guide surface reduces detachment force by varying pressure against the urging member during cassette removal.

Heated curved support portions stabilize swelling roll media, preventing wrinkles from interfering with the recording head and winding unit.

Segmented vacuum chambers dynamically adjust to print media edges, reducing leakage and maintaining stable holding pressure.